Category: ubuntu

How to set up multiple secure (SSL/TLS, Qualys SSL Labs A+) websites using LXD containers

In previous posts we saw how to set up LXD on a DigitalOcean VPS, how to set up LXD on a Scaleway VPS, and how the lifecycle of an LXD container looks like. In this post, we are going to Create multiple websites, each in a separate LXD container Install HAProxy as a TLS Termination …

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Permanent link to this article: https://blog.simos.info/how-to-set-up-multiple-secure-ssltls-qualys-ssl-labs-a-websites-using-lxd-containers/

Playing around with LXD containers (LXC) on Ubuntu

We have set up LXD on either our personal computer or on the cloud (like DigitalOcean and Scaleway). Actually, we can even try LXD online for free at https://linuxcontainers.org/lxd/try-it/ What shall we do next? Commands through “lxc” Below we see a series of commands that start with lxc, then we add an action and finally …

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Permanent link to this article: https://blog.simos.info/playing-around-with-lxd-containers-lxc-on-ubuntu/

How to install LXD containers on Ubuntu on Scaleway

NOTE: This post explains how to compile from source the ZFS support in the default Scaleway Linux kernel. It is a process that works, but makes it cumbersome because LXD also expects some other features in the Linux kernel. See https://blog.simos.info/how-to-run-the-stock-ubuntu-linux-kernel-on-scaleway-using-kexec-and-server-tags/ on  a trick to run the stock Ubuntu Linux kernel in a Scaleway VPS …

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Permanent link to this article: https://blog.simos.info/how-to-install-lxd-containers-on-ubuntu-on-scaleway/

Trying out LXD containers on Ubuntu on DigitalOcean, with block storage

We have seen how to try out LXD containers on Ubuntu on DigitalOcean. In this post, we will see how to use the new DigitalOcean block storage support (just out of beta!). This new block storage has the benefit of being additional separate disk space that should be faster to access. Then, software such as LXD would benefit from …

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Permanent link to this article: https://blog.simos.info/trying-out-lxd-containers-on-ubuntu-on-digitalocean-with-block-storage/

Trying out LXD containers on Ubuntu on DigitalOcean

You can have LXD containers on your home computer, you can also have them on your Virtual-Private Server (VPS). If you have any further questions on LXD, see https://www.stgraber.org/2016/03/11/lxd-2-0-blog-post-series-012/ Here we see how to configure on a VPS at DigitalOcean (yeah, referral). We go cheap and select the 512MB RAM and 20GB disk VPS for $5/month. Containers are …

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Permanent link to this article: https://blog.simos.info/trying-out-lxd-containers-on-ubuntu-on-digitalocean/

Trying out LXD containers on our Ubuntu

This post is about containers, a construct similar to virtual machines (VM) but so much lightweight that you can easily create a dozen on your desktop Ubuntu! A VM virtualizes a whole computer and then you install in there the guest operating system. In contrast, a container reuses the host Linux kernel and simply contains just the root …

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Permanent link to this article: https://blog.simos.info/trying-out-lxd-containers-on-our-ubuntu/